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Home > Line Card > Knowles Syfer > Capacitors > Ceramic Capacitors
Knowles Syfer

Knowles Syfer

- Knowles Syfer (formerly Syfer Technology Limited) is a premier global manufacturer renowned for innovative application specific high-voltage, Hi-Q RF MLCCs and thru-hole/SMT EMI suppression filters. Our comprehensive product range includes; MLCCs include RF/Microwave/ultra-low ESR, high voltage to 12 k VDC, 250 VAC ratings, safety certified SMDs as well as space-grade parts. Our patented StackiCap™ is a unique capacitor assembly designed to achieve high capacitance and high voltage.
Syfer’s EMI filter lineup has SMD feed through capacitors rated to 3 A, SMD C and Pi filters rated to 20 A and X2Y® technology.
The broad Syfer AEC Q200 qualified family features both surface mount EMI filters and high-voltage MLCCs focused on the HEV and EV automotive market.
Worldwide manufacturing operations include a brand new facility in Suzhou, China, equipped with modern equipment to assure consistent, high quality products to meet the growing needs of our global markets.
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Product List

1206Y0250562MXR Image
  • Part#:1206Y0250562MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 5600PF 25V X7R 1206
  • In Stock:286257
$0.071/pcsRFQ
1206Y0500471GAT Image
  • Part#:1206Y0500471GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 470PF 50V C0G/NP0 1206
  • In Stock:87354
$0.255/pcsRFQ
1210Y5000181GAT Image
  • Part#:1210Y5000181GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 180PF 500V C0G/NP0 1210
  • In Stock:64811
$0.329/pcsRFQ
  • Part#:0603J2500272MXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 250V X7R 0603
  • In Stock:603024
$0.037/pcsRFQ
0805J0631P80CAT Image
  • Part#:0805J0631P80CAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.8PF 63V C0G/NP0 0805
  • In Stock:162524
$0.13/pcsRFQ
1206Y2001P20DAT Image
  • Part#:1206Y2001P20DAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1.2PF 200V C0G/NP0 1206
  • In Stock:167087
$0.114/pcsRFQ
1825J0250274MXT Image
  • Part#:1825J0250274MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.27UF 25V X7R 1825
  • In Stock:47803
$0.71/pcsRFQ
1825Y2500390JCR Image
  • Part#:1825Y2500390JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 250V C0G/NP0 1825
  • In Stock:37540
$0.924/pcsRFQ
1812Y1000392FAT Image
  • Part#:1812Y1000392FAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3900PF 100V C0G/NP0 1812
  • In Stock:19884
$1.723/pcsRFQ
  • Part#:2225Y5000392GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2225
  • In Stock:20784
$1.826/pcsRFQ
2220Y0630124KDT Image
  • Part#:2220Y0630124KDT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 63V X7R 2220
  • In Stock:33258
$1.09/pcsRFQ
2225Y2000273FFT Image
  • Part#:2225Y2000273FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 200V C0G 2225
  • In Stock:4564
$8.101/pcsRFQ
0603Y5000150JCT Image
  • Part#:0603Y5000150JCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 15PF 500V C0G/NP0 0603
  • In Stock:391632
$0.057/pcsRFQ
1812J1000121JFT Image
  • Part#:1812J1000121JFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 120PF 100V C0G/NP0 1812
  • In Stock:82322
$0.376/pcsRFQ
1808Y0168P20CFT Image
  • Part#:1808Y0168P20CFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 8.2PF 16V C0G/NP0 1808
  • In Stock:59295
$0.341/pcsRFQ
1808Y0100183KCR Image
  • Part#:1808Y0100183KCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 10V C0G/NP0 1808
  • In Stock:97057
$0.218/pcsRFQ
1812Y6300273MER Image
  • Part#:1812Y6300273MER
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.027UF 630V X7R 1812
  • In Stock:89072
$0.423/pcsRFQ
2225Y0500472GCT Image
  • Part#:2225Y0500472GCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 50V C0G/NP0 2225
  • In Stock:18826
$1.742/pcsRFQ
2220J0630473JDR Image
  • Part#:2220J0630473JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 63V X7R 2220
  • In Stock:34068
$1.096/pcsRFQ
1812J6K00180KCT Image
  • Part#:1812J6K00180KCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 6KV C0G/NP0 1812
  • In Stock:74541
$0.266/pcsRFQ
1808Y6K00100GCR Image
  • Part#:1808Y6K00100GCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10PF 6KV C0G/NP0 1808
  • In Stock:70342
$0.287/pcsRFQ
2211JA250180GCTSPU Image
  • Part#:2211JA250180GCTSPU
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 250V C0G/NP0 2211
  • In Stock:40438
$0.749/pcsRFQ
2225Y0250335KXR Image
  • Part#:2225Y0250335KXR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 3.3UF 25V X7R 2225
  • In Stock:26905
$1.202/pcsRFQ
2220J0250333GFR Image
  • Part#:2220J0250333GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.033UF 25V C0G/NP0 2220
  • In Stock:15243
$2.24/pcsRFQ
1825Y0250473KXT Image
  • Part#:1825Y0250473KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 25V X7R 1825
  • In Stock:39373
$0.83/pcsRFQ
0603Y0630681JCR Image
  • Part#:0603Y0630681JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 680PF 63V C0G/NP0 0603
  • In Stock:406709
$0.058/pcsRFQ
1808J2000390KDR Image
  • Part#:1808J2000390KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 39PF 200V X7R 1808
  • In Stock:148306
$0.163/pcsRFQ
1111J1K00270FQT Image
  • Part#:1111J1K00270FQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 27PF 1KV C0G/NP0 1111
  • In Stock:23801
$1.425/pcsRFQ
2225J0500183GFT Image
  • Part#:2225J0500183GFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.018UF 50V C0G/NP0 2225
  • In Stock:11691
$2.587/pcsRFQ
1808Y0506P80BCR Image
  • Part#:1808Y0506P80BCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.8PF 50V C0G/NP0 1808
  • In Stock:84604
$0.417/pcsRFQ
0603J0160331FFT Image
  • Part#:0603J0160331FFT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 330PF 16V C0G/NP0 0603
  • In Stock:70835
$0.323/pcsRFQ
1210Y1K00151FAR Image
  • Part#:1210Y1K00151FAR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 150PF 1KV C0G/NP0 1210
  • In Stock:45536
$0.725/pcsRFQ
0603J0500391KDR Image
  • Part#:0603J0500391KDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 50V X7R 0603
  • In Stock:321084
$0.06/pcsRFQ
2225J5000120GFR Image
  • Part#:2225J5000120GFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 12PF 500V C0G/NP0 2225
  • In Stock:19772
$1.886/pcsRFQ
1812Y0630272JCR Image
  • Part#:1812Y0630272JCR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 2700PF 63V C0G/NP0 1812
  • In Stock:71086
$0.297/pcsRFQ
1206J1000220GAT Image
  • Part#:1206J1000220GAT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1206
  • In Stock:116214
$0.172/pcsRFQ
1206J2000182JXT Image
  • Part#:1206J2000182JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 200V X7R 1206
  • In Stock:231355
$0.1/pcsRFQ
2225Y0500124KXT Image
  • Part#:2225Y0500124KXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.12UF 50V X7R 2225
  • In Stock:38938
$0.906/pcsRFQ
1206Y5000223JXT Image
  • Part#:1206Y5000223JXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.022UF 500V X7R 1206
  • In Stock:209867
$0.108/pcsRFQ
1812Y3K00180FCT Image
  • Part#:1812Y3K00180FCT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 18PF 3KV C0G/NP0 1812
  • In Stock:37592
$0.827/pcsRFQ
2220Y6300103MXT Image
  • Part#:2220Y6300103MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 630V X7R 2220
  • In Stock:71727
$0.505/pcsRFQ
1812Y1K20472MXT Image
  • Part#:1812Y1K20472MXT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 4700PF 1.2KV X7R 1812
  • In Stock:81959
$0.286/pcsRFQ
2225Y0500473KFR Image
  • Part#:2225Y0500473KFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 0.047UF 50V C0G/NP0 2225
  • In Stock:17344
$2.088/pcsRFQ
2220Y2500182FFR Image
  • Part#:2220Y2500182FFR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 1800PF 250V C0G/NP0 2220
  • In Stock:7045
$4.315/pcsRFQ
0805Y2506P20CUT Image
  • Part#:0805Y2506P20CUT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 6.2PF 250V C0G/NP0 0805
  • In Stock:106511
$0.2/pcsRFQ
1111Y1000110JQT Image
  • Part#:1111Y1000110JQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 11PF 100V C0G/NP0 1111
  • In Stock:62304
$0.315/pcsRFQ
0505J1000680GQT Image
  • Part#:0505J1000680GQT
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 100V C0G/NP0 0505
  • In Stock:61325
$0.357/pcsRFQ
1210J1K00103MDR Image
  • Part#:1210J1K00103MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 10000PF 1KV X7R 1210
  • In Stock:116892
$0.202/pcsRFQ
0805Y2000391JDR Image
  • Part#:0805Y2000391JDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 390PF 200V X7R 0805
  • In Stock:168580
$0.112/pcsRFQ
1812J5000680MDR Image
  • Part#:1812J5000680MDR
  • Manufacturers:Knowles Syfer
  • Description:CAP CER 68PF 500V X7R 1812
  • In Stock:55223
$0.359/pcsRFQ
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